>> the big loud noises and stuff. people are so excited to see it. it is just fun to watch. >> the way the maker heart thud when they explode. the colors and the like are just phenomenal. i promise my kids since they were little that i would bring them to baltimore. for the past years we have been lighting them in the yard, and it has not cut it. >> the shells shot off in the harbor. it was a pretty backdrop to a holiday that means so much to so many people. >> there are a lot of people who are not here who gave their life. we are here today because of them carried you can see all of the different people here from all over the world here celebrating this day of independence. it is incredible. >> that is worth celebrating. >> it was a very good fourth of july for 236 service members who received a homecoming at the airport today. troops from all branches of the military were greeted by a family, friends, and others. they have welcomed nearly 25,000 service members from all over the country this year since march of 2007, operation welcome home has gree